Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5669351 | Engine throttle control with varying control constants | Kazunari Shirai, Hidemasa Miyano, Shigeru Kamio | 1997-09-23 |
| 5669353 | Valve feedback control having redundant valve opening sensors | Kazunari Shirai, Hidemasa Miyano, Shigeru Kamio | 1997-09-23 |
| 5640943 | Air flow rate control apparatus for internal combustion engine | Hitoshi Tasaka, Kazunari Shirai | 1997-06-24 |